Coffee machine



FIG. 1 is a perspective view of a coffee machine showing the new design;

FIG. 2 is a front view of the coffee machine of FIG. 1;

FIG. 3 is a back view of the coffee machine of FIG. 1;

FIG. 4 is a right side view of the coffee machine of FIG. 1;

FIG. 5 is a left side view of the coffee machine of FIG. 1;

FIG. 6 is a top plan view of the coffee machine of FIG. 1; and,

FIG. 7 is a bottom plan view of the coffee machine of FIG. 1.

The broken lines in the drawings are for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a coffee machine, as shown and described. 